Do you play affinity in Modern, Commander, or other formats
It's still one of blue's best artifacts, though: the combination of copying artifacts and effectively costing 3 colorless mana keeps it relevant
Its a very effective way to control their draws, so its only been printed on two cards: Mesmeric Sliver and Spin into Myth
That will normally net less than Malanthrope and creatures, but its still done the job, namely eating the graveyard
Trickster's Elk overwrites all previous effects that set the creature's base power and toughness to specific values
Against decks where Murderous Cut has no targets, you might find yourself with a graveyard full of discard spells and smashed critters that wont mind becoming a dozen brain-feeders at a moments notice